Handle for a brush



FIG. 1 is a top plan view of a handle for a brush showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top perspective view thereof;

FIG. 4 is another top perspective view, taken from an angle slightly different than that shown in FIG. 3. 

The ornamental design for a handle for a brush, as shown and described. 